LNK6428K-TL
IC OFFLINE SWITCH FLYBACK 12ESOP
Pmic Ac Dc Converters Offline Switchers
12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad
LinkSwitch™-3
Active
$0.95 / unit (market reference)
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Power Integrations |
| Model | LNK6428K-TL |
| Package / Case | 12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Topology | Flyback |
| Frequency - Switching | Up to 85kHz |
| Supplier Device Package | 12-ESOP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
LNK6428K-TL by Power Integrations is a Flyback IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 12-BESOP (0.350", 8.89mm Width), 11 Leads, Exposed Pad package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Topology | Flyback |
| Duty Cycle | 55% |
| Power (Watts) | 10 W |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Short Circuit |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 725V |
| Frequency - Switching | Up to 85kHz |
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